builtins.ValueError: signal only works in main thread of the main interpreter 是一个在 Python 中常见的错误,表明尝试在非主线程中处理信号。Python 的信号处理机制是专为在主线程中设计的,任何在非主线程中处理信号的尝试都会导致这个错误。 2. 可能原因 出现这个错误的可能原因是在非主线程中调用了与信号相...
当在子线程中调用pyppeteer工具的时候,会报错: ValueError: signal only works in main thread。 解决方案: 在创建浏览器对象时,加上以下三个字段:
handler=_signal.signal(_enum_to_int(signalnum), _enum_to_int(handler)) ValueError: signal only worksinmain thread 解决方法: 推测与项目中socketio有关 1.socketio 插件在使用flask run启动,出现 ValueError: signal only works in main thread 异常的问题。 如果非要flask run启动,flask run --no-relo...
问Python signals: ValueError: signal仅在主线程中工作EN首先简述下Signal Catcher，Signal Catcher线程接受...
_SignalReactorMixin._handleSignals(self) File "E:\Python27\lib\site-packages\twisted\internet\base.py", line 1159, in _handleSignals signal.signal(signal.SIGINT, self.sigInt)ValueError: signal only works in main thread查看问题描述 关注问题写回答 邀请回答 好问题 1 1 ...
defusr1_handler(num,frame):print("received signal %s %s"%(num,threading.currentThread()))signal.signal(signal.SIGUSR1,usr1_handler)defthread_get_signal():# 如果在子线程中设置signal的handler会报错 # ValueError:signal only worksinmain thread ...
No, Python’s signal handling structure is designed to work specifically in the main thread. If you are trying to handle signals in threads other than the main thread will result in the ValueError. How can I avoid the ValueError: signal only works in main thread error altogether?
ValueError: signal only works in main thread 1. 相关的时序图如下,展示了信号处理异常的过程: WorkerThreadMainThreadWorkerThreadMainThread发信号处理信号ValueError 在这种情况下,信号的处理不仅需要正确的设置时间单位,还需考虑线程的交互。 根因分析 在分析问题后,发现主要的根因在于Python的signal模块设计上的限制...
main() The error I am receiving is this: ValueError: signal only works in main thread of the main interpreter Traceback: File "/home/aortiz/chat-PDF/.venv/lib/python3.10/site-packages/streamlit/runtime/scriptrunner/script_runner.py", line 552, in _run_script ...
pychram运行调试flask出现 ValueError: signal only works in main thread 可能与socketio包有关 解决办法: 加上--no-reload